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This message is sent to a waveOutProc callback function when a waveform-audio output device is opened.
WOM_OPEN dwParam1 = reserveddwParam2 = reserved
Parameters
- dwParam1
Reserved; must be zero. - dwParam2
Reserved; must be zero.
Return Values
None.
Requirements
OS Versions: Windows CE 2.0 and later.
Header: Mmsystem.h.
See Also
Waveform Audio Messages | waveOutProc
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